I am a UK-based freelance and award winning iOS / Android app developer; consultant, and part-time CTO, responsible for managing and developing cross-platform native mobile apps for iPhone, iOS, iPad, Android and the Web. Jason Kneen
I develop cross-platform native apps for iPhone, iPad, iOS, Android and Windows Phone using the Titanium SDK, React Native, and Flutter. I work with startups, SMEs and corporates all over the world -- either developing a new app or working as part of a team on existing projects. I also work with startups and companies in a part-time CTO role, assisting with with managing OR building a development team, and helping secure funding. In addition, I work as a consultant, assisting in developing prototypes, wireframes, requirements and even helping pitch to investors. Occasionally I do some .NET and Classic ASP web development. I also speak at conferences all over the world on cross-platform native development. If you have an app idea for IOS or Android, you're an individual, startup or SME / corporate, then please get in touch.
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Cross-Platform Native Mobile Apps
Native Apps for iPhone, iPad, iOS, Android using Titanium, React Native & Flutter.
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Web, Mobile Web Apps & API developement
HTML, CSS, JavaScript, jQuery, ASP, .NET, SQL Server, PHP, MongoDB, Node JS, Parse Server.
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CTO support & Consultancy
CTO support, Solution architecture, Prototyping, Best Practice, Code Reviews, Lead Developer, building and managing teams
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Developer Relations, Speaking & Writing
Developer Relations, Speaking at conferences, meet-ups, authoring technical books on App development.
My Work
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Working with Award Winning LitterLotto as their part-time CTO assisting them push forward the development of their app that encourages picking up litter in exchange for spot and weekly prizes and awards. I manage their entire technical stack, working with their off-shore development team building apps using React Native and Firebase / Google Cloud. Along with some hands-on development too I also act as Product Manager working to add new and exciting features, working with major brands like McDonalds and local and county councils across the UK.
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I worked with Help Me Angela as part-time CTO to help them establish a new development team, consoldate and secure their code, develop and deploy new safety features and drive development forward, with significant safety innovations and app features.
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I was brought on as part-time CTO to help build a new version of their walking safety app with the goal of raising investment. I successfully achieved this after 6 months of development and now WalkSafe is in a perfect position to move forward with future development.
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Working CTO as a part-time CTO and mobile developer -- Opus is a coworking platform that provides you the freedom to work wherever you want in the city, with a membership which gives you access to creative and unique co-working offices, cafés and hotel lobbies.
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The SES Group provide security and crowd management for corporate clients, community events and even individual use across the United Kingdom.
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The only betting exchange that uses bookie prices and connects professional gamblers with punters looking for an edge.
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Over 100 recipes to help you develop cross-platform iOS and Android applications in JavaScript with the Appcelerator.
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Developed for The Dealer and helps people find the best deals and offers and events locally based on their location.
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JobSwipe, is a unique Job Search application for iOS & Android. (Since 1.0.5, this is now maintained by the client).
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A totally unique take on password managers, that doesn't store your passwords anywhere and is therefore un-hackable.
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Boot Camp, a best-selling Mobile app for iOS & Android, reached No.1 in Health & Fitness and No.6 in the iOS AppStore.
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Developed for CIMA tests, and customisable to support other tests, with in-app purchases and managed by a web based control panel.
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Working with the UKTV team developing new features and services for the iOS and Android video streaming apps.
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Developed for Honda this app is deployed internally within the enterprise to manage expense claims.
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Allows visitors to this ancient monument to download and play a guided tour as they walk around the Stonehenge tour .
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Dentons Business Directory. I wrote the initial iOS / Android app and then handed over development to the client's in-house team.